A tundra is a vast, flat, treeless Arctic region of Europe, Asia, and North America in which the subsoil is permanently frozen. Grass lands are a<span> large open area of country covered with grass (like the name suggests).</span>
Answer:
Adenosine triphosphate
Explanation:
Adenosine triphosphate (ATP) consists of an adenosine molecule bonded to three phophate groups in a row. In a process called cellular respiration, chemical energy in food is converted into chemical energy that the cell can use, and stores it in molecules of ATP.
A: the F1 generation
Parental cross:: WWDD x wwdd
Possible Gametes for each parent: WD& wd
B: The F2 generation
F1 cross WwDd x WwDd
Possible Gammetes for each parent: WD, Wd,wD, or wd